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Debt (Tables)
12 Months Ended
Dec. 31, 2013
Debt [Abstract]  
Long-term debt
Long-term Debt  Long-term debt consisted of the following unsecured obligations at December 31:
 
(in thousands)
 
2013
  
2012
 
3.66% senior notes due November 2023
 
$
75,000
  
$
 
3.06% Euro-denominated senior notes due November 2023
  
52,566
   
 
4.47% senior notes due November 2018
  
25,000
   
25,000
 
4.14% senior notes due November 2017
  
25,000
   
25,000
 
4.91% senior notes due through May 2017
  
99,000
   
110,000
 
3.77% senior notes due November 2016
  
25,000
   
25,000
 
7.31% senior notes due November 2013
  
   
25,000
 
5.85% Euro-denominated senior notes due November 2013
  
   
25,508
 
Long-term revolving loan agreement
  
43,982
   
95,419
 
Various other notes
  
2,576
   
3,052
 
 
  
348,124
   
333,979
 
Less current maturities
  
   
 
Total long-term debt
 
$
348,124
  
$
333,979
 
 
Restrictive loan covenants
Substantially all of the senior loan agreements contain restrictions concerning interest coverage, borrowings, investments and tangible net worth amounts. The Company is in compliance with all of these restrictions at December 31, 2013. The following table summarizes the Company’s most restrictive loan covenants calculated in accordance with the applicable agreements as of December 31, 2013:
 
(dollars in thousands)
 
Actual
  
Required
 
Debt to EBITDA (Maximum)
  
1.40
   
3.50
 
Net Worth (Minimum)
 
$
1,242,684
  
$
625,000
 
Interest Coverage (Minimum)
  
8.01
   
2.00
 
 
Short-term borrowings
Short-term Borrowings The Company’s short-term borrowings consisted of the following items at December 31:
 
(in thousands)
 
2013
  
2012
 
Uncommitted loans
 
$
4,600
  
$
16,950
 
Loans of foreign subsidiaries
  
2,450
   
3,098
 
Total
 
$
7,050
  
$
20,048